Front portion of a collar



FIG. 1 is a perspective view of a front portion of a collar, showing mynew design, in an environment of use;

FIG. 2 is a front elevation view thereof;

FIG. 3 is another front elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof; showing my new design in analternate environment of use.

The broken lines shown in the drawings illustrate portions of the frontportion of a collar that form no part of the claimed design. The otherbroken lines illustrate environmental subject matter only and form nopart of the claimed design.

CLAIM The ornamental design for a front portion of a collar, as shownand described.